About this item Comfy & ErgoFitDouble-layer tip ergonomic design moulds to the ear cavity to maximize comfort and helps provide a secure fit to block the noise reduction effectively, which is specially designed for side sleepers so that you can enjoy a peaceful night's rest without pressure pain. Lightweight & Full In-line ControlMade with soft silicone instead of plastic, making them super-comfy to wear as they dont dig into your ear canal. Super lightweight, only weighs 10.5g(0.37oz/pair), which are incredibly light and non-obstructive so that you hardly feel them when wearing for sleeping. Durable & Long LastingMade in bulletproof tough wire, the headphones are highly flexible and reinforced at major stress points, to withstand heavy use in multiple environments, so you dont need to worry that they will be broken although you toss and turn on the bed all over the night. Superior Audio QualityWith high resolution DAC chip built in, we crafted a listening experience thats immersive, v